Individual Calculations September 2015
 Idnani, Taran  Total change: -42.80  Rating chartPersonal card
 2015 North American U20 Open Championships Kitchener CAN 2015-07-26
 1960 1963 3.50 9 -1.07 40 -42.80 
  Cao, Jason f2332 CAN0.001-0.1040-4.00 
  Surya, Benito 1706 CAN0.501-0.3240-12.80 
  Virkud, Apurva wc2064 USA0.5010.14405.60 
  Hua, Eugene c1876 CAN0.501-0.1240-4.80 
  Ming, Wenyang 1834 CAN0.501-0.1740-6.80 
  Guo, Thomas 1664 CAN1.0010.15406.00 
  Ghatti, Sanjay 2182 USA0.001-0.2240-8.80 
  Zotkin, Daniel 1947 CAN0.501-0.0240-0.80 
  Song, Ziyuan (sam) 2031 CAN0.001-0.4140-16.40 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)


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